In Croatia, Bassa families are mainly Croats (from Opatija ), less frequently Italians (also from Opatija ). In the past century, relatively most of Croatian residents bearing this family name were born in Opatija.
Prevalence
Only a few people with faimily name Bassa live in Croatia today, in three households only. There were 20 of them in the middle of the past century, and their number decreased significantly. They are located in two Croatian cities only, in Opatija (<10) and Dubrovnik (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over seventy times, the first time 1691 in source Catholic Church Parish Records.